1. Chemical carcinogenesis and radiation carcinogenesis

1-1	Activation and metabolism of carcinogens
1-2	Detection and assessment of carcinogens
1-3	DNA damage
1-4	Process of carcinogenesis
1-5	Nitric oxide/reactive oxygen
1-6	Genotoxins and nongenotoxins
1-7	Experimental cell culture systems
1-8	Radiation and electromagnetic wave carcinogenesis
1-9	Others

2. Experimental animal models and genetically-engineered animals

2-1	Gene-manipulated animal models
2-2	Animal model for carcinogenesis
2-3	Patient-derived experimental model
2-4	Others

3. Virus, infection, inflammation and cancer

3-1	EBV
3-2	HPV
3-3	HBV
3-4	HCV
3-5	HTLV-1
3-6	HHV-8
3-7	H.pylori
3-8	Other viruses/bacteria
3-9	Intestinal bacteria/microbiome
3-10	Inflammation and cancer

4. Oncogenes and tumor-suppressor genes

4-1	ras family genes
4-2	p53-related genes
4-3	Rb/p16-related genes
4-4	Wnt signaling-related genes
4-5	Chromosomal translocation-related genes
4-6	Other oncogenes/tumor-suppressor genes
4-7	Novel oncogenes/tumor-suppressor genes

5. Signal transduction and gene expression

5-1	Proliferation/differentiation
5-2	Signal transduction
5-3	Transcriptional regulation
5-4	Translational regulation
5-5	RNA engineering
5-6	ncRNA・microRNA
5-7	Others

6. DNA replication/cell cycle/genomic instability

6-1	Cell cycle/checkpoint
6-2	DNA replication
6-3	DNA repair
6-4	Genetic instability

7. Cancer genome/genetics

7-1	Genomic analysis
7-2	Genomic medicine
7-3	NGS
7-4	Genome editing
7-5	Homozygous deletion/positional cloning
7-6	Chromosomal translocation/gene rearrangement
7-7	Gene amplification
7-8	Familial tumor and target genes
7-9	Carcinogenic sensitivity-related genes (SNPs)
7-10	Others

8. Cell death/immortalization

8-1	Cell death
8-2	Telomere/senescence/immnortalization
8-3	Others

9. Epigenetics

9-1	DNA methylation
9-2	Histone modification
9-3	Chromatin structure
9-4	Others

10. Invasion and metastasis

10-1	Cell adhesion/invasion
10-2	Extracellular matrices and proteases
10-3	Metastasis-associated genes
10-4	Angiogenesis
10-5	Diagnosis of metastasis
10-6	Metastasis inhibition
10-7	Metastasis models
10-8	Others

11. Characteristics of cancer cells

11-1	Cancer stem cellｓ
11-2	Cell differentiation
11-3	Cell-to-cell interaction/adhesion molecules
11-4	Cell lines
11-5	Organoid
11-6	Carbohydrate chains and glycosyltransferases
11-7	Extracellular vesicles/Exosome
11-8	Metabolism / Metabolome
11-9	Others

12. Cancer immunity

12-1	Innate immunity
12-2	Dendritic cells/antigen-presenting cells
12-3	Tumor antigens
12-4	Antitumor effector cells and their induction
12-5	Immune checkpoint inhibitors
12-6	Vaccination therapy
12-7	Antibody therapy
12-8	Other immunotherapies
12-9	Others

13. Growth factors/cytokines/hormones

13-1	Growth- and differentiation-regulating factors
13-2	Growth factor receptors
13-3	Hormones
13-4	Cytokines
13-5	TGF-b/Smad